ALLEGRO MICROSYSTEMS, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 20134
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS7731
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 71291
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 5820
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 3028
 
  
 
H03K PULSE TECHNIQUE 29102
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 2661
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2190
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 2082
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 1288

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0076,176 SIGNAL ISOLATOR HAVING BIDIRECTIONAL COMMUNICATION BETWEEN DIESep 13, 17Mar 15, 18[H01L, H04B]
2018/0062,072 Double Pinned Magnetoresistance Element With Temporary Ferromagnetic Layer To Improve AnnealingJun 30, 17Mar 01, 18[H01L, G01R, H01F, B32B]
2017/0328,739 Magnetic Field Sensor Providing A Movement DetectorJul 25, 17Nov 16, 17[G01D]
2017/0285,117 Magnetic Field Sensor and Electronic Circuit That Pass Amplifier Current Through a Magnetoresistance ElementJun 16, 17Oct 05, 17[G01R]
2017/0261,546 INTEGRATED CIRCUIT AND METHOD FOR DETECTING A STRESS CONDITION IN THE INTEGRATED CIRCUITMar 14, 16Sep 14, 17[G01L, G01R]
2017/0234,702 ANGLE SENSING USING DIFFERENTIAL MAGNETIC MEASUREMENT AND A BACK BIAS MAGNETFeb 12, 16Aug 17, 17[G01D]
2017/0179,377 METHODS FOR MAGNETIC SENSOR HAVING NON-CONDUCTIVE DIE PADDLEMar 02, 17Jun 22, 17[H01L]
2017/0161,218 DEVICE CONFIGURATION USING A MAGNETIC FIELDDec 07, 15Jun 08, 17[G06F]
2017/0030,980 STRUCTURE AND SYSTEM FOR SIMULTANEOUS SENSING A MAGNETIC FIELD AND MECHANICAL STRESSJul 28, 15Feb 02, 17[G01R]
2017/0016,965 Methods and Apparatus For Trimming A Magnetic Field SensorJul 17, 15Jan 19, 17[G01R]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9922673 Magnetoresistance element with improved response to magnetic fieldsOct 31, 14Mar 20, 18[H01L, G11B, G01R, H01F]
9910087 Integrated circuit and method for detecting a stress condition in the integrated circuitMar 14, 16Mar 06, 18[G01L, G01R, G01D]
9910088 Methods and apparatus for sensor diagnostics including programmable self-test signalsDec 22, 14Mar 06, 18[G01B, G01R]
9897464 Magnetic field sensor to detect a magnitude of a magnetic field in any directionJun 30, 17Feb 20, 18[G01R, G01B, G01D]
9887653 Sensorless brushless direct current (BLDC) motor position controlMay 25, 16Feb 06, 18[H02P]
9880026 Magnetic field sensor for detecting motion of an objectJul 14, 16Jan 30, 18[G01R, G01B, G01D]
9869566 Angle sensing using differential magnetic measurement and a back bias magnetFeb 12, 16Jan 16, 18[G01B, G01R, G01D]
9865807 Packaging for an electronic deviceOct 07, 15Jan 09, 18[H01L, G01R]
9866014 Electronic device with shared EOS protection and power interruption mitigationFeb 11, 15Jan 09, 18[H02H]
9857437 Hall effect sensing elementApr 01, 16Jan 02, 18[H01L, G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0371,007 BILAYER HARDMASKAbandonedJun 28, 16Dec 28, 17[H01L, G01R]
2017/0054,363 SYSTEMS AND METHODS FOR DC POWER CONVERSIONAbandonedAug 21, 15Feb 23, 17[H02M]
2015/0200,355 FABRICATING A VIAAbandonedJan 15, 14Jul 16, 15[H01L]
2015/0061,069 INTEGRATING A CAPACITOR IN AN INTEGRATED CIRCUITAbandonedSep 05, 13Mar 05, 15[H01L]
2014/0176,110 Output Driver Having Reduced Electromagnetic Susceptibility and Associated MethodsAbandonedDec 26, 12Jun 26, 14[G05F]
2014/0055,064 Systems and Methods for Controlling Motor SpeedsAbandonedAug 27, 12Feb 27, 14[H02P]
2013/0314,836 Transistor Overcurrent DetectionAbandonedMay 24, 12Nov 28, 13[H02H]
2013/0267,043 Magnetic Field Sensors and Methods for Fabricating the Magnetic Field SensorsAbandonedMar 15, 13Oct 10, 13[H01L]
2012/0249,126 CIRCUITS AND METHODS FOR MOTION DETECTIONAbandonedMar 31, 11Oct 04, 12[G01R]
2011/0133,732 METHODS AND APPARATUS FOR ENHANCED FREQUENCY RESPONSE OF MAGNETIC SENSORSAbandonedDec 03, 09Jun 09, 11[G01R]
2010/0188,078 MAGNETIC SENSOR WITH CONCENTRATOR FOR INCREASED SENSING RANGEAbandonedJan 28, 09Jul 29, 10[G01R]
2010/0052,424 METHODS AND APPARATUS FOR INTEGRATED CIRCUIT HAVING INTEGRATED ENERGY STORAGE DEVICEAbandonedAug 26, 08Mar 04, 10[H02J]
5757214 PWM driver for an inductive load with detector of a not regulating PWM conditionExpiredMay 15, 96May 26, 98[H03K]

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